Perhaps you should try some spelling variations:
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
hoc nganh » hoc nhanh
chung hoc » trung hoc, hung hoa, phung ho
danh nhan » doanh nhan, thanh nhan, benh nhan
cach hoi » cach thoi, cach noi, cach hoc
cong hoc » dong hoc, cong hoa, cong coc
dung hoc » dong hoc, dung thuoc, trung hoc
hoa danh » hoa doanh, hoa dan, hop danh
tu cach » tu cac
nhan va » nhan tai, nhan dan, nhan tao

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: tu cach hoi dap, nghien thu cong hoc nganh ((chung hoc) OR (dung hoc)) ma hoa danh nhan va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cach hoi dap, nghien thu cong hoc nganh ((chung hoc) OR (dung hoc)) ma hoa danh nhan va".
• Adding a wildcard symbol may retrieve word variants: tu cach hoi dap, nghien thu cong hoc nganh ((chung hoc) OR (dung hoc)) ma hoa danh nhan va*.